Birthday Poster

Create a vibrant cinematic birthday poster with orange, peach, and yellow watercolor splashes blending beautifully into a bright white background. Add butterflies, paint splashes, and warm sunset glow effects. Use a fashionable double portrait composition of a smiling young woman wearing an orange oversized shirt, black jeans, sneakers, and sunglasses. Add trendy handwritten typography with modern social media aesthetics, soft lighting, detailed facial features, and premium watercolor blending.
Make the aspect ratio 9:16